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Ham Radio All Portable Discussion Zone

Charlie NJ7V
Amateur Radio
Ham Radio
QRP
Sota
POTA
Summits On the Air
Morse Code
Contesting
Four Days In May
QRP Amateur Radio Club International
Homebrew Techniques
Homebrew
Soldering
Tuna Tin II
Vienna Wireless Society
Field Day
Homebrew Projects
Kit Building
SOTA (summits On the Air)
Contest Operating

Welcome to the All Portable Discussion Zone. Our show is the audio version of the popular YouTube podcast found on the Red Summit RF channel, where we welcome special guests and engage in roundtable discussions on a wide range of topics including designing, building, modifying, and improving ham radio equipment. Don't forget to check out our Patreon page: www.patreon.com/redsummitrf

PublishesWeeklyEpisodes138Founded6 years ago
Number of ListenersCategory
Technology

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Artwork for Ham Radio All Portable Discussion Zone

Latest Episodes

Peter HB9EBE has been building his own antenna matching units since getting back into ham radio about 10 years ago, and his approach is about as minimal as it gets. His go-to field tuner is a homebrew L-match built around a single toroid and polyvari... more

Gary W0MNA and Martha W0ERI have been licensed for over 50 years each and are still building, activating, and teaching others to do the same. Based in Leavenworth, Kansas, they are regulars at Four Days in May and Ozark Con, where they mentor the Fri... more

Paul VK3HN has been building homebrew radio gear since the late 1970s and activating SOTA summits in the Australian bush since around 2015 — and he'll tell you the two pursuits feed off each other perfectly. His Summit Prowler series of homebrew supe... more

In this Homebrew Workbench Roundtable, Adam K6ARK, Tobias KK7BCO, and I dig into QRP antenna tuners and workbench projects. We cover L-match and T-match concepts, Adam's K6ARK QRP Antenna Matching Unit, and the G0FUW HB-ATU based on the classic Heath... more

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Recent Guests

Peter HB9EBE
Ham radio enthusiast who designs and tests tuners and matching units; active in SOTA and portable QRP
Episode: Homebrew ATUs & Matching Units for QRP — Peter HB9EBE
Gary W0MNA
Amateur radio operator and kit builder, longtime participant in OzarkCon and Four State QRP Group
Episode: 50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Martha W0ERI
Ham radio operator with extensive building background
Episode: 50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Paul Taylor
Amateur radio operator and builder of Summit Prowlers transceivers
VK3HN
Episode: Homebrew Transceivers Designed for the Trail — Paul VK3HN
Saurabh N6RUN
Guest, mountaineer and radio operator
Episode: He Climbed the Highest Peak on Every Continent — Saurabh N6RUN
Stuart Vanstone
UK ham radio builder and collector of homebrew rigs
Call sign M0SGV
Episode: Homebrew Radio from 1950s Crystals to Satellite - Stuart M0SGV
Barb WB2CBA
Open-source hardware designer and amateur radio innovator
HB Radio/Community projects
Episode: He Designs Free QRP Rigs Anyone Can Build — Barb WB2CBA Interview
Derek W7DLZ
Guest on the show discussing SOTA and QRP
SOTA and amateur radio operations
Episode: Chasing His 6th Mountain Goat — Derek W7DLZ on SOTA & QRP
Rick N3FJZ
Ham radio operator and electronics hobbyist; known for Solder Smoke involvement and homebrew transceivers
Solder Smoke Podcast
Episode: Rick N3FJZ: Scratchbuilt HF Transceivers & Homebrew Radio Philosophy

Host

Charlie
Host of All Portable Discussion Zone; regular moderator and long-time contributor

Chart Rankings

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Apple Podcasts
#188
Australia/Technology

Talking Points

Recent interactions between the hosts and their guests.

50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Q: What's your approach to mentoring newer builders in the club sessions?
We focus on keeping projects beginner-friendly, teaching soldering basics and tool selection, and gradually introducing more complex kits as skills grow, often tying projects to practical activities like outdoor antennas and field events.
50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Q: Could you explain how the OzarkCon and Four Days in May building contests work?
They run a building contest where participants submit a project and are judged by attendees, with winners receiving certificates, plaques, or bragging rights, and it's common for many builders to participate in multiple years.
Homebrew Transceivers Designed for the Trail — Paul VK3HN
Q: How do you handle the balance between craft and manufacturing when moving to CAD and factory assembly?
He stresses that CAD and factory assembly reduce some craft elements but enables scalable production while still letting him hand-finish critical alignment tasks like crystal filtering and relay switching; the key is knowing where to hand-tune and where to rely on automation.
Homebrew Transceivers Designed for the Trail — Paul VK3HN
Q: What were the major design shifts from your early 2-meter receiver to the modern Summit Prowlers?
He moved from analog front-ends and discrete builds to compact, hard-edged, fully self-contained units with minimal menus, prioritizing backpack-friendly form factors, power efficiency, and robust mechanical enclosures.
Homebrew Transceivers Designed for the Trail — Paul VK3HN
Q: Can you walk us through how Summit Prowlers got their name and what they represent for your portable transceivers?
The name came from Summit Prowler, inspired by Magic the Gathering planeswalkers; it captures the idea of a creature you encounter on mountaintops, fitting for high-altitude, battery-powered, multi-band portable CW/SSB transceivers.

Audience Metrics

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Frequently Asked Questions About Ham Radio All Portable Discussion Zone

What is Ham Radio All Portable Discussion Zone about and what kind of topics does it cover?

This show centers on portable ham radio, hands-on building, and field deployment. Episodes frequently feature roundtable discussions and guest conversations about designing, building, and improving compact transceivers, power systems, and accessories for portable use, as well as real-world activations such as Summits on the Air, DXpeditions, and field-testing various rigs in challenging environments. A regular throughline is the culture of DIY engineering—soldering tips, enclosure fabrication, sourcing parts, and sharing open designs—paired with practical strategies for operating in the outdoors, troubleshooting on the bench, and integrating modern tools like AI assistants to streamline workflows. Notably, guests span veteran builders, long... more

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Which podcasts are similar to Ham Radio All Portable Discussion Zone?

These podcasts share a similar audience with Ham Radio All Portable Discussion Zone:

1. Ham Radio Workbench Podcast
2. Everyday Ham Podcast: Amateur Radio Conversations
3. QSO Today Podcast - Interviews with the leaders in amateur radio
4. The DX Mentor
5. Q5 Worldwide Ham Radio

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Ham Radio All Portable Discussion Zone launched 6 years ago and published 138 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on Ham Radio All Portable Discussion Zone?

Recent guests on Ham Radio All Portable Discussion Zone include:

1. Peter HB9EBE
2. Gary W0MNA
3. Martha W0ERI
4. Paul Taylor
5. Saurabh N6RUN
6. Stuart Vanstone
7. Barb WB2CBA
8. Derek W7DLZ

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